Other questions in this quiz

2. What makes a good gas exchange surface?

  • Thick walls
  • Large surface area
  • Small surface area
  • Small concentration gradient

3. What are HDL?

  • They are enzymes
  • They are better for you then LDL
  • They are saturates
  • they are saturates

4. What are the holes called in insect gas exchange?

  • Spiracles
  • chitin
  • Alveolus
  • air tubes

5. Select a function of a enzyme

  • they increase the products of a reaction.
  • They catalyse reactions
  • They are used to cure illnesses
  • they stop reactions


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